78641628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1523}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 198339456

約数和(自身を除く): 119697828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 331, 662, 993, 1324, 1523, 1986, 3046, 3972, 4303, 4569, 6092, 8606, 9138, 12909, 17212, 18276, 19799, 25818, 39598, 51636, 59397, 79196, 118794, 237588, 504113, 1008226, 1512339, 2016452, 3024678, 6049356, 6553469, 13106938, 19660407, 26213876, 39320814, 78641628]

約数ペア:

[(1, 78641628), (2, 39320814), (3, 26213876), (4, 19660407), (6, 13106938), (12, 6553469), (13, 6049356), (26, 3024678), (39, 2016452), (52, 1512339), (78, 1008226), (156, 504113), (331, 237588), (662, 118794), (993, 79196), (1324, 59397), (1523, 51636), (1986, 39598), (3046, 25818), (3972, 19799), (4303, 18276), (4569, 17212), (6092, 12909), (8606, 9138)]